Creeper - What is a creeper in Minecraft?

Creeper has 2 meanings. The most common is "Hostile mob." See examples of how people use the terms.
In Minecraft, a creeper is a hostile mob that sneaks up on players and then explodes. Creepers are a common aspect of gameplay and have become one of the icons of Minecraft.

How to make a creeper farm in Minecraft 1.19 update

Love them or hate them, Creepers are a staple in the Minecraft universe! Show off your favorite Minecraft mob with this Minecraft Creeper Plush.

Minecraft Creeper Plush - 8 Inches - Mattel

Minecraft Creeper Deluxe Costume for Kids

Minecraft: Creeper Hardcover Journal, Book by Insights

MINECRAFT CREEPER RAP, Dan Bull

Minecraft Creeper Mood Light 5 – Ukonic

Articulated Minecraft Creeper: Print-In-Place by Delphant

DIY Minecraft Creeper - Birthday Decorations - Katherine Learns Stuff!

Minecraft Creeper

Minecraft Green Creeper Body 12 Can Mini Fridge 8L 2 Door Ambient

Creeper – Minecraft Wiki